diff --git a/type_description_interfaces/msg/FieldType.msg b/type_description_interfaces/msg/FieldType.msg
index 4952066c..536f6c94 100644
--- a/type_description_interfaces/msg/FieldType.msg
+++ b/type_description_interfaces/msg/FieldType.msg
@@ -34,7 +34,6 @@ uint8 FIELD_TYPE_UINT64 = 9
 # Floating-Point Types
 uint8 FIELD_TYPE_FLOAT = 10
 uint8 FIELD_TYPE_DOUBLE = 11
-uint8 FIELD_TYPE_LONG_DOUBLE = 12
 
 # Char and WChar Types
 uint8 FIELD_TYPE_CHAR = 13
@@ -70,7 +69,6 @@ uint8 FIELD_TYPE_INT64_ARRAY = 56
 uint8 FIELD_TYPE_UINT64_ARRAY = 57
 uint8 FIELD_TYPE_FLOAT_ARRAY = 58
 uint8 FIELD_TYPE_DOUBLE_ARRAY = 59
-uint8 FIELD_TYPE_LONG_DOUBLE_ARRAY = 60
 uint8 FIELD_TYPE_CHAR_ARRAY = 61
 uint8 FIELD_TYPE_WCHAR_ARRAY = 62
 uint8 FIELD_TYPE_BOOLEAN_ARRAY = 63
@@ -94,7 +92,6 @@ uint8 FIELD_TYPE_INT64_BOUNDED_SEQUENCE = 104
 uint8 FIELD_TYPE_UINT64_BOUNDED_SEQUENCE = 105
 uint8 FIELD_TYPE_FLOAT_BOUNDED_SEQUENCE = 106
 uint8 FIELD_TYPE_DOUBLE_BOUNDED_SEQUENCE = 107
-uint8 FIELD_TYPE_LONG_DOUBLE_BOUNDED_SEQUENCE = 108
 uint8 FIELD_TYPE_CHAR_BOUNDED_SEQUENCE = 109
 uint8 FIELD_TYPE_WCHAR_BOUNDED_SEQUENCE = 110
 uint8 FIELD_TYPE_BOOLEAN_BOUNDED_SEQUENCE = 111
@@ -118,7 +115,6 @@ uint8 FIELD_TYPE_INT64_UNBOUNDED_SEQUENCE = 152
 uint8 FIELD_TYPE_UINT64_UNBOUNDED_SEQUENCE = 153
 uint8 FIELD_TYPE_FLOAT_UNBOUNDED_SEQUENCE = 154
 uint8 FIELD_TYPE_DOUBLE_UNBOUNDED_SEQUENCE = 155
-uint8 FIELD_TYPE_LONG_DOUBLE_UNBOUNDED_SEQUENCE = 156
 uint8 FIELD_TYPE_CHAR_UNBOUNDED_SEQUENCE = 157
 uint8 FIELD_TYPE_WCHAR_UNBOUNDED_SEQUENCE = 158
 uint8 FIELD_TYPE_BOOLEAN_UNBOUNDED_SEQUENCE = 159